#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
    int n = 0;
    while (scanf("%d", &n) != EOF)
    {
        int i = 0;
        for (i = 1;i <= n;i++)
        {
            int j = 0;
            for (j = 1;j <= n;j++)
            {
                if (i == j || i == (n + 1 - j))
                    printf("*");
                else
                    printf(" ");
            }
            printf("\n");
        }

    }
    return 0;
}